Solutions by everydaycalculation.com
640 ÷ 321 is 2120.
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/40÷3/21 6/40÷6/21 6/80÷3/21 6/40÷3/42 18/40÷3/21 6/40÷9/21 6/40÷3/63 30/40÷3/21 6/40÷15/21 42/40÷3/21
© everydaycalculation.com